#include <iostream>
using namespace std;

class Example {
private:
    int x;
public:
    Example();
    Example(Example &name);
    Example(int x);
    int get_x();
};

Example::Example(Example &name) {

}

Example::Example(int x) {
    this->x = x;
}

int Example::get_x() {
    return this->x;
}

int main() {
    Example example;
    
    return 0;
}